Photo/Image Credits

Cover, Image courtesy of iStockphoto, © Richard Cote, Image 10745904

Chapter 1, page 10, Increasing Motivation graphic, © Joshua Porter

Section One, page 14, Photo © Kate Tegtmeyer

Chapter 4, page 28, Shell station gas pump, © Sean Munson

Chapter 4, page 31, Photo courtesy of iStockphoto, © Reuben Schulz, Image 8348251

Chapter 6, page 45, Photo courtesy of iStockphoto, © Faruk Ulay, Image 5642231

Chapter 7, page 49, Photo courtesy of iStockphoto, © poco_bw, Image 9386202

Chapter 7, page 49, Photo courtesy of iStockphoto, © Tom Fullum, Image 12307171

Section Two, page 52, Photo courtesy of iStockphoto, © Linda Kloosterhof, Image 12356048

Chapter 9, page 66, Oh No you broke it image, © Simon Q

Chapter 9, page 67, Wii Help cat ...

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